鉄てつ道どう電でん話わ

noun

railway telephone

A telephone system used within railway operations, such as for communication between stations, trains, and control centers.

• 駅えき員いんは鉄てつ道どう電でん話わで指し令れい所じょに連れん絡らくした。

  The station staff contacted the control center using the railway telephone.